Inhabits rich coral areas of lagoons and outer reefs, often among staghorn corals . Small juveniles occur in schools of up to a few hundred fish, larger juveniles and adults occur in pairs. Feeds on seaweeds .
Dorsal spines (total): 13; Dorsal soft rays (total): 10; Anal spines: 7; Anal soft rays: 9; Vertebrae: 13. Color the same as in S. vulpinus except for the blackish spot posteriorly on the upper side of the body. Caudal peduncle only slightly incised. Spines stout, pungent, and venomous. Preopercular angle 109°-119°. Variable cheek squamation; usually covered with scales, 7-10 rows deep below center of orbit, occasionally a few scattered scales present below eye; a triangular area from lower edge of orbit to angle of mouth always fully scaled. Fully scaled midline of thorax.: short and / or deep; Cross section: compressed.
🌀 Behaviour
Behavioural data for Blotched foxface is currently being
reviewed.
🦐 Diet
aquatic invertebrates
small fish
algae
detritus
🥚 Reproduction
🐣 Oviparous📦 Batch Spawner
Spawning Season
spring-summer
Spawn Location
Pelagic
Fertilization
External
🌍 Habitat & Distribution
Marine; reef-associated; depth range ? - 30 m , usually 1 - 30 m . Tropical; 30°N - 30°S North West Shelf, Western Australia.
China
🌿 Ecology
Zone Preferences
🌊 Marine🪸 Reef Associated
Trophic Level
2.7±0.3
🐠 Schooling
Food Items
seaweeds (Ref
📐 Morphometrics
Length–Weight Relationship:
W = 0.01413 × L3.05
(TL)
Max TL
20cm
Dorsal Spines
13
Dorsal Rays
10
Anal Spines
7
Anal Rays
9
Vertebrae
13
🌡️ Water Parameters & Tolerance
Salinity Range
30–40ppt
🛡️ Conservation Assessment
IUCN Category
Data Deficient
Assessment Date
2018
📊 Population Risk & Fisheries
Population Resilience
High
Minimum doubling time
Fishing Vulnerability
17.00/100
Low vulnerability
Trophic Level
2.7
Omnivore / Planktivore
Body Shape
Short and / or deep
Climate Zone
Tropical
Latitude Range
30°N
–
30°S
Described By
Evermann & Seale, 1907
⚠️ Venom Profile
Medical Warning: This species is venomous. Seek immediate medical attention
if envenomated.
Contact emergency services and follow first aid guidance below.
Venom Type
proteinaceous neurotoxin
Delivery
dorsal, anal, and pelvic fin spines
Potency
Severe
Mortality Risk
Low
Symptom Onset
5min
Duration
24.0hrs
Antivenom
✗ Not Available
Named Toxins
high-molecular-weight protein (Stonustoxin analogue)acetylcholine
Symptoms
immediate intense pain
swelling
erythema
occasional nausea and weakness
Affected Body Systems
peripheral nervous systemcardiovascular
First Aid
Immerse affected area in hot water (45 C, tolerable) for 30-90 minutes to denature toxin. Do not apply ice.
Medical Treatment
Analgesia; wound care; tetanus prophylaxis; severe cases may require monitoring for systemic effects.
References:
Compiled from Bhide (2018), Halstead et al. (1988) and family-specific envenomation literature
🍽️ Edibility & Flavour
"Blotched foxface is an edible species."
✗ Not for Raw
✓ Fresh Indicators
Clear, bright eyes — cloudy eyes indicate age
Firm flesh that springs back when pressed
Fresh ocean smell, never strong or ammonia-like
Bright red or pink gills, not grey or brown
Shiny, moist skin with scales tightly attached
✗ Avoid If
Cloudy or sunken eyes
Strong fishy or ammonia odour
Soft, mushy flesh that doesn't spring back
Discoloured or dry flesh
Best Cooking Methods
BakingGrillingPan-frying
⚡ Nutrition
Per 100g cooked - Source: USDA FoodData Central
Nutrient
Amount
Protein
18.7 g
Omega-3 (total)
119 mg
🔬 Mercury Safety
Mercury data for Blotched foxface has not yet been
assigned. Please consult FDA/EPA guidance for general seafood safety advice.
🌿 Sustainability
Best Choice
Healthy stocks, low impact
Good Alternative
Well-managed, minor concerns
Use Caution
Check sourcing and season
Avoid
Overfished or high impact
🔬 Full Nutritional Profile
Per 100g - Raw, per 100g
- Source: USDA FoodData Central templates (generic fish average)